All main league baseball knowledge together with pitch sort, velocity, batted ball location, and play-by-play knowledge supplied by Sports Info Solutions.

Major League and Minor League Baseball knowledge supplied by Major League Baseball.

Mitchel Lichtman

All UZR (final zone score) calculations are supplied courtesy of Mitchel Lichtman.

All Win Expectancy, Leverage Index, Run Expectancy, and Fans Scouting Report knowledge licenced from TangoTiger.com

Play-by-play knowledge previous to 2002 was obtained freed from cost from and is copyrighted by Retrosheet.

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